# Original Prusa i3 Plus Firmware ## General instructions Pre-compiled hex files for all printers by PRUSA RESEARCH are available in hex_files folder. Just clone the repo and flash it to the firmware ## Build instructions ### Step 1 Install arduino ### Step 2 Remove Liquid Crystal library from your arduino or rename it ### Step 3 Install the arduino addon in root of this repo ### Step 4 Copy one of the configuration from variants folder to the the Firmware folder ### Step 5 Rename it to "Configuration_prusa.h" ### Step 6 Compile the firmware ### Step 7 Upload the firmware to board